svgui/pyjs/lib/sys.py
author Andrey Skvortsov <andrej.skvortzov@gmail.com>
Fri, 10 Mar 2017 17:09:48 +0300
changeset 1661 78f28f40bc10
parent 728 e0424e96e3fd
child 1730 64d8f52bc8c8
permissions -rw-r--r--
wrap Beremiz startup code into separate launcher class

this should make it easier to make customized version of Beremiz IDE.
It's easy to add own splash, change version, add/disable extensions
and many other things.

For example:

[----- MyBeremiz.py ------]
#!/usr/bin/env python
from BeremizIDELauncher import BeremizIDELauncher

class MyBeremizIDELauncher(BeremizIDELauncher):
def __init__(self):
BeremizIDELauncher.__init__(self)
self.splashPath = self.Bpath("", "splash.png")

def ShowSplashScreen(self):
# comment next line to disable splash entirely
BeremizIDELauncher.ShowSplashScreen(self)

# change version
import version
version.app_version = "3.141-rc52"

def LoadExtensions(self):
# add/modifine list of extensions
# in self.extensions
BeremizIDELauncher.LoadExtensions(self)

if __name__ == '__main__':
beremiz = MyBeremizIDELauncher()
beremiz.Start()

[-------------------------]
# the platform name (PyV8, smjs, Mozilla, IE6, Opera, Safari etc.)
platform = '' # to be updated by app, on compile

# a dictionary of module override names (platform-specific)
overrides = None # to be updated by app, on compile

# the remote path for loading modules
loadpath = None 

stacktrace = None 

appname = None 

def setloadpath(lp):
    global loadpath
    loadpath = lp

def setappname(an):
    global appname
    appname = an

def getloadpath():
    global loadpath
    return loadpath

def addoverride(module_name, path):
    global overrides
    overrides[module_name] = path

def addstack(linedebug):
    JS("""
        if (pyjslib.bool((sys.stacktrace === null))) {
            sys.stacktrace = new pyjslib.List([]);
        }
        sys.stacktrace.append(linedebug);
    """)
def popstack():
    JS("""
        sys.stacktrace.pop()
    """)

def printstack():
    JS("""
        var res = '';

        var __l = sys.stacktrace.__iter__();
        try {
            while (true) {
                var l = __l.next();
                res +=  ( l + '\\n' ) ;
            }
        } catch (e) {
            if (e != pyjslib.StopIteration) {
                throw e;
            }
        }

        return res;
    """)